var strRegex =
  '^((https|http|ftp|rtsp|mms)?://)' +
  "?(([0-9a-z_!~*'().&=+$%-]+: )?[0-9a-z_!~*'().&=+$%-]+@)?" + // ftp的user@
  '(([0-9]{1,3}.){3}[0-9]{1,3}' + // IP形式的URL- 199.194.52.184
  '|' + // 允许IP和DOMAIN（域名）
  "([0-9a-z_!~*'()-]+.)*" + // 域名- www.
  '([0-9a-z][0-9a-z-]{0,61})?[0-9a-z].' + // 二级域名
  '[a-z]{2,6})' + // first level domain- .com or .museum
  '(:[0-9]{1,4})?' + // 端口- :80
  '((/?)|' + // a slash isn't required if there is no file name
  "(/[0-9a-z_!~*'().;?:@&=+$,%#-]+)+/?)$"
export const reg = new RegExp(strRegex)
